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Study on the dynamics of antibody titer after SARS-CoV2 vaccination in patients with hematological tumors

Study on the dynamics of antibody titer after SARS-CoV2 vaccination in patients with hematological tumors - Study on the dynamics of antibody titer after SARS-CoV2 vaccination in patients with hematological tumors

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000046573
Enrollment
500
Registered
2022-01-07
Start date
2021-12-06
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hematological malignancies

Interventions

In the case group, additional blood samples will be taken during routine blood collection for antibody titer measurement. In the control group, a new blood sample will be drawn for antibody titer meas

Sponsors

Kameda Medical Center
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: The case group consists of 1) those who are attending or hospitalized in the Department of Hematology/Oncology of our hospital, 2) those who have completed two doses of regular mRNA vaccination by December 1, 2021, and 3) those who have given written consent by themselves or a substitute who fully understands this study. The control group consisted of 1) those who had completed two doses of regular mRNA vaccination by December 1, 2021, and 2) those who had given written consent by themselves or a substitute who fully understood this study. Translated with www.DeepL.com/Translator (free version)

Exclusion criteria

Exclusion criteria: 1) If the researcher cannot obtain written consent for participation in the research from an individual or a substitute, 2) If an individual is under 20 years of age, or 3) If the principal investigator and subcontractors determine that an individual is ineligible for the research.

Design outcomes

Primary

MeasureTime frame
Antibody titer measured at each time point in the case group

Countries

Japan

Contacts

Public ContactDaisuke Ikeda

Kameda Medical Center Division of Hematology/Oncology

ikeda.daisuke@kameda.jp+81-04-7092-2211

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026